

body .shell-top {
  width: 100%;
  height: 100vh;
  background-image: linear-gradient(to bottom, rgb(24, 16, 61), rgb(31, 16, 25));
  position: absolute;
  transition: .2s;
  overflow: hidden;
}

body .shell-top video {
  width: 100%;
}

body .shell-top .word {
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 700px;
  height: 220px;
  border: solid 10px rgba(255, 255, 255, 0.199);
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
}

body .shell-top .word h2 {
  font: 100 70px 'font';
  color: #fff;
  letter-spacing: 10px;
}

body .shell-main {
  width: 100%;
  height: auto;
  top: 100vh;
  position: relative;
  transition: .2s;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 100px;
}

body .shell-main::before {
  content: '';
  width: 250px;
  height: 50%;
  background-image: linear-gradient(to bottom, #a1e6ff, #a8ffe2, #a1e6ff);
  position: absolute;
  transform: translate(-145%, 0);
  z-index: -999;
  bottom: 0;
}

body .shell-main::after {
  content: '';
  width: 250px;
  height: 50%;
  background-image: linear-gradient(to bottom, #a1e6ff, #a8ffe2, #a1e6ff);
  position: absolute;
  transform: translate(145%);
  z-index: -999;
}

body .shell-main-nav {
  width: 100%;
  height: 60px;
  position: sticky;
  z-index: 999;
  top: 0;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
  margin-bottom: 18vh;
  background: linear-gradient(to right bottom, rgba(255, 255, 255, 0.8), rgba(255, 255, 255, 0.7), rgba(255, 255, 255, 0.6));
  backdrop-filter: blur(13px);
}

body .shell-main-nav .logo {
  width: 220px;
  height: 100%;
  position: absolute;
  left: 5%;
  justify-content: space-between;
  display: flex;
  align-items: center;
}

body .shell-main-nav .logo img {
  width: 45px;
  height: 45px;
  border-radius: 50%;
}

body .shell-main-nav .logo span {
  font: 100 22px 'font';
  letter-spacing: 2px;
}

body .shell-main-nav ul {
  width: 600px;
  height: 100%;
  display: flex;
  justify-content: space-evenly;
  align-items: center;
  position: absolute;
  right: 5%;
}

body .shell-main-nav ul .nav-box {
  position: absolute;
  bottom: 1px;
  left: 0;
  width: 115px;
  height: 5px;
  border-radius: 2px;
  z-index: -999;
  transition: .5s;
}

body .shell-main-nav ul li {
  width: 150px;
  text-align: center;
}

body .shell-main-nav ul li a {
  color: #000;
  display: block;
  width: 100%;
  height: 100%;
  line-height: 60px;
  text-align: center;
}

body .shell-main-nav ul li:nth-child(2):hover~.nav-box {
  left: 120px;
  background-color: red;
}

body .shell-main-nav ul li:nth-child(3):hover~.nav-box {
  left: 240px;
  background-color: #8da1f8;
}

body .shell-main-nav ul li:nth-child(4):hover~.nav-box {
  left: 360px;
  background-color: #ffb1b1;
}

body .shell-main-nav ul li:nth-child(5):hover~.nav-box {
  left: 480px;
  background-color: #7df88e;
}

body .shell-main-lbt {
  position: relative;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 650px;
  background-color: #978989;
  margin-bottom: 150px;
  overflow: hidden;
  background-image: url("../image/lbt.gif");
  background-color: #fff;
  background-repeat: no-repeat;
  background-size: contain;
  background-position: 50%;
}

body .shell-main-lbt .images {
  width: 300%;
  height: 100%;
  display: flex;
  align-items: center;
  position: absolute;
  left: 0;
  transition: .2s;
}

body .shell-main-lbt .images .img {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

body .shell-main-lbt .images .img .shell-main-lbt-word {
  width: 600px;
  overflow-x: hidden;
  height: 200px;
  background: linear-gradient(to right bottom, rgba(255, 255, 255, 0.4), rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.1));
  backdrop-filter: blur(0px);
  display: flex;
  align-items: center;
  flex-direction: column;
  justify-content: center;
  text-align: center;
  transform: translateY(400px);
  transition: .5s;
}

body .shell-main-lbt .images .img .shell-main-lbt-word h2 {
  font: 400 32px 'font';
  transition: .6s;
  transition-delay: .4s;
  transform: translate(520px);
}

body .shell-main-lbt .images .img .shell-main-lbt-word span {
  color: #3a3a3a;
  transition: .6s;
  transition-delay: .4s;
  transform: translate(-620px);
}

body .shell-main-lbt .min-images {
  display: flex;
  justify-content: space-evenly;
  position: absolute;
  bottom: 20px;
  width: 40%;
  z-index: 999;
  right: 10%;
}

body .shell-main-lbt .button {
  width: 100%;
  position: absolute;
  display: flex;
  justify-content: space-between;
  user-select: none;
}

body .shell-main-lbt .button .button-left,
body .shell-main-lbt .button .button-right {
  font-size: 50px;
  background-color: rgba(160, 193, 255, 0.7);
  padding: 0 20px;
  cursor: pointer;
  line-height: 500px;
}

body .shell-main-header {
  width: 90%;
  height: 700px;
  display: flex;
  justify-content: center;
  margin-bottom: 100px;
  overflow: hidden;
  align-items: center;
  position: relative;
  margin-bottom: 150px;
}

body .shell-main-header-left {
  width: 60%;
  height: 90%;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  box-shadow: 0 0 15px rgba(95, 95, 95, 0.5);
  background-color: white;
  overflow: hidden;
}

body .shell-main-header-left::after {
  content: '';
  width: 200px;
  height: 15px;
  background-color: #8ddff8;
  opacity: 0.8;
  position: absolute;
  top: 0;
  left: 0;
}

body .shell-main-header-left::before {
  content: '';
  width: 250px;
  height: 250px;
  border: 20px solid rgba(0, 255, 255, 0.3);
  position: absolute;
  bottom: -30px;
  left: -140px;
  border-radius: 10px;
  transform: rotate(30deg);
  animation: transform 4s infinite;
}

@keyframes transform {
  0% {
    transform: rotate(30deg) translate(0);
  }

  50% {
    transform: rotate(40deg) translate(10px);
  }

  100% {
    transform: rotate(30deg) translate(0px);
  }
}

body .shell-main-header-left-footer {
  position: relative;
  width: 80%;
  margin-top: 40px;
  transform: translateY(400px);
  opacity: 0;
  transition: .9s;
  transition-delay: .3s;
}

body .shell-main-header-left-footer p {
  position: absolute;
  display: block;
  right: 0;
}

body .shell-main-header-left-top {
  display: flex;
  position: relative;
  width: 85%;
  transform: translateY(400px);
  opacity: 0;
  transition: .8s;
}

body .shell-main-header-left-top h2 {
  font-size: 100px;
  transform: translateY(-20px);
}

body .shell-main-header-left-top span {
  -webkit-text-fill-color: rgba(0, 0, 0, 0.2);
  -webkit-text-stroke-color: #3aaf88;
  -webkit-text-stroke-width: 1px;
  margin-left: 20px;
  font: 600 40px '';
}

body .shell-main-header-left-bottom {
  width: 85%;
  height: auto;
  transform: translateY(400px);
  transition: .8s;
  transition-delay: .2s;
  font-size: 20px;
}

body .shell-main-header-right {
  width: 40%;
  height: 95%;
  background-size: cover;
  background-image: url("../image/top.png");
  border: 5px solid #000;
}

body .shell-main-content {
  display: flex;
  justify-content: center;
  width: 100%;
  height: auto;
  padding: 20px 0;
  margin-bottom: 100px;

  overflow: hidden;
}

body .shell-main-content-left {
  width: 60%;
  height: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background-color: #252525;
  display: flex;
  justify-content: space-between;
  padding: 0 50px;
  position: relative;
  flex-wrap: wrap;
  align-items: center;
}

body .shell-main-content-left::before {
  content: '';
  width: 200px;
  height: 20px;
  background-color: #2e2e2e;
  position: absolute;
  bottom: -30px;
  right: 0;
}

body .shell-main-content-left h2 {
  font-size: 40px;
  color: #fff;
  letter-spacing: 10px;
}

body .shell-main-content-left-fans {
  width: 300px;
  height: 300px;
  transform: scale(0.7);
}

body .shell-main-content-left-fans ul {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

body .shell-main-content-left-fans ul li {
  width: 80px;
  height: 80px;
  background-color: #000;
  border-radius: 50%;
  overflow: hidden;
}

body .shell-main-content-left-fans ul li:hover img {
  transform: scale(1.2);
}

body .shell-main-content-left-fans ul li img {
  width: 100%;
  transition: .2s;
}

body .shell-main-content-left-fans ul li span {
  color: #fff;
  font-size: 40px;
  text-align: center;
  display: block;
  line-height: 80px;
}

body .shell-main-content-right {
  width: 300px;
  height: 100%;
  padding: 0 60px;
}

body .shell-main-content-right h2 {
  font-size: 40px;
}

body .shell-main-content-right span {
  display: block;
  margin: 20px 0;
}

body .shell-main-content-right img {
  width: 100%;
}

body .shell-main-bottom {
  display: flex;
  justify-content: center;
  width: 100%;
  height: 510px;
  flex-direction: column;
  margin: 200px;
}

body .shell-main-bottom h2 {
  font: 100 34px 'font';
  color: #48afa5;
  letter-spacing: 5px;
  margin-left: 100px;
}

body .shell-main-bottom h2 span {
  font-size: 80px;
  color: turquoise;
}

body .shell-main-bottom-bottom {
  width: 100%;
  height: auto;
  padding: 20px 0 100px 0;
  background: linear-gradient(to right bottom, rgba(255, 255, 255, 0.9), rgba(255, 255, 255, 0.7), rgba(255, 255, 255, 0.6));
  backdrop-filter: blur(30px);
  position: relative;
}

body .shell-main-bottom-bottom::before {
  content: '';
  width: 250px;
  height: 250px;
  border: 20px solid rgba(0, 255, 255, 0.3);
  position: absolute;
  border-radius: 10px;
  right: 70px;
  top: 100px;
  transform: rotate(30deg) translate(-50%, -50%);
  animation: transform 4s infinite;
  opacity: 0.8;
  z-index: -999;
}

@keyframes transform {
  0% {
    transform: rotate(30deg);
  }

  50% {
    transform: rotate(40deg);
  }

  100% {
    transform: rotate(30deg);
  }
}

body .shell-main-bottom-bottom ul {
  width: 100%;
  height: 100%;
  display: flex;
  justify-content: space-evenly;
  margin-top: 40px;
  flex-wrap: wrap;
}

body .shell-main-bottom-bottom ul li {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  border: 12px solid rgba(0, 0, 0, 0.2);
  display: flex;
  padding: 10px;
  flex-direction: column;
  transition: .3s;
  margin-bottom: 100px;
}

body .shell-main-bottom-bottom ul li span {
  font-size: 10px;
}

body .shell-main-bottom-bottom ul li:hover {
  padding: 2px;
  margin: 8px;
}

body .shell-main-bottom-bottom ul li:hover h2 {
  letter-spacing: 3px;
}

body .shell-main-bottom-bottom ul li img {
  width: 100%;
  border-radius: 50%;
}

body .shell-main-bottom-bottom ul li h2 {
  margin: 30px 0 10px 0;
  font-size: 24px;
  transition: .3s;
  color: black;
  text-align: center;
  letter-spacing: 0;
}

body .shell-main-bottom-bottom ul li span {
  color: #525252;
}

body .shell-main-image {
  width: 100%;
  display: flex;
  height: 900px;
  margin: 10px 0;
  position: relative;
  justify-content: center;
  align-items: center;
}

body .shell-main-image h2 {
  font-size: 30px;
  color: turquoise;
}

body .shell-main-image span {
  font-size: 20px;
}

body .shell-main-image p {
  font-size: 30px;
  writing-mode: lr-tb;
  font-size: 17px;
}

body .shell-main-image-left {
  position: absolute;
  left: 100px;
  top: 200px;
  width: 320px;
}

body .shell-main-image-right {
  position: absolute;
  right: 5px;
  top: 675px;
  width: 600px;
}

body .shell-main-image-auto {
  position: absolute;
  top: 420px;
  left: 190px;
  width: 10px;
}

body .shell-main-image-img {
  width: 100%;
  height: 100%;
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

body .shell-main-image-img img {
  position: absolute;
}

body .shell-main-image-img img:nth-child(1) {
  width: 350px;
  height: 470px;
  transform: translate(-170px, 200px);
  z-index: 9;
}

body .shell-main-image-img img:nth-child(2) {
  width: 400px;
  height: 400px;
  z-index: 8;
  transform: translate(0px, -100px);
}

body .shell-main-image-img img:nth-child(3) {
  width: 600px;
  z-index: 7;
  height: 400px;
  right: 0;
}



@media (max-width:768px) {
  body .shell-main::after {
    transform: translate(0);
  }

  body .shell-main::before {
    transform: translate(0);
  }

  .shell-top {
    display: flex;
  }

  body .shell-main-nav ul {
    transform: scale(.7);
    right: -60px;
    top: 2px;
  }

  body .shell-main-lbt .button {
    height: 200px;
  }

  body .shell-main-lbt .button .button-left,
  body .shell-main-lbt .button .button-right {
    line-height: 200px;
  }

  body .shell-main-header {
    flex-wrap: wrap;
    height: 1400px;
  }

  body .shell-main-header-left {
    height: 70%;
    width: 100%;
  }

  body .shell-main-header-right {
    width: 100%;
    height: 30%;
  }

  body .shell-main-content {
    flex-wrap: wrap;
  }

  body .shell-main-content-left {
    width: 100%;
    margin-bottom: 30px;
    justify-content: center;
  }

  body .shell-main-content-right {
    width: 100%;
  }

  body .shell-main-bottom {
    /* overflow:visible;     */
    margin: 200px;
  }

  body .shell-main-bottom-bottom ul li {
    width: 250px;
    height: 250px;
  }

  body .shell-main-image-img {
    transform: scale(.9);
  }

  body .shell-main-image-img img:nth-child(3) {
    width: 400px;
    height: 300px;
    transform: translateY(100px);
  }

  body .shell-main-image-left {
    transform: scale(.4);
    left: 0;
  }

  body .shell-main-image-right,
  body .shell-main-image-left,
  body .shell-main-image-auto {
    display: none;
  }
}

@media (max-width:600px) {
  body .shell-main-bottom {
    margin: 600px 0;
  }

  body .shell-main-header {
    height: 1200px;
  }

  body .shell-main-content-left h2 {
    font-size: 30px;
  }

  body .shell-main-image-img {
    transform: scale(.5);
  }

  body .shell-main-image-img img:nth-child(3) {
    transform: translate(180px, 200px);
  }

  body .shell-main-nav .logo {
    display: none;
  }

  body .shell-main-nav ul {
    transform: scale(.6);
    right: -130px;
  }

  body .shell-top .word {
    width: 80%;
    height: 100px;
  }

  body .shell-top .word h2 {
    font-size: 30px;
  }

  body .shell-main-lbt .button .button-left,
  body .shell-main-lbt .button .button-right {
    width: 10px;
    font-size: 20px;
    opacity: .2;
  }
  body .shell-main-image{
    height: 500px;
  }
  body .shell-main-lbt{
    /* height: 300px; */
  }
}

@media (min-width:1300px) {
  body .shell-main-bottom {
    margin: 0;
  }
}